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CAOHC Occupational Hearing Conservationist (OHC) VIP Certification Exam
CAOHC — The CAOHC (Council for Accreditation in Occupational Hearing Conservation) OHC certification exam is administered at the conclusion of an approved 18-hour occupational hearing conservation course; it covers noise measurement, audiometric testing, hearing protection, OSHA regulations, and worker education, and requires a passing score of 70% for OHC certification.
30
Questions
120m
Time Limit
70.00%
To Pass
Question 1 of 30👑 VIP
A manufacturing plant operates three shifts. During the day shift, workers are exposed to 95 dBA for 4 hours and 88 dBA for 4 hours. Using the OSHA permissible exposure limit (PEL) table, what is the calculated Noise Dose percentage for this shift, and does it exceed the OSHA action level?
Questions 2–30 and full explanations are VIP-exclusive.